15045245505120 has 192 divisors, whose sum is σ = 47731131657216. Its totient is φ = 3983496683520.

The previous prime is 15045245505113. The next prime is 15045245505133. The reversal of 15045245505120 is 2150554254051.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 39800200 + ... + 40176440.

It is an arithmetic number, because the mean of its divisors is an integer number (248599644048).

Almost surely, 2^{15045245505120} is an apocalyptic number.

15045245505120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 15045245505120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23865565828608).

15045245505120 is an abundant number, since it is smaller than the sum of its proper divisors (32685886152096).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

15045245505120 is a wasteful number, since it uses less digits than its factorization.

15045245505120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376853 (or 376845 counting only the distinct ones).

The product of its (nonzero) digits is 200000, while the sum is 39.

Adding to 15045245505120 its reverse (2150554254051), we get a palindrome (17195799759171).

The spelling of 15045245505120 in words is "fifteen trillion, forty-five billion, two hundred forty-five million, five hundred five thousand, one hundred twenty".